Pith Number

pith:6UMNJQSA

pith:2016:6UMNJQSAMNLRAFQUXPEPKWI3PR

not attested not anchored not stored refs pending

Read, Tag, and Parse All at Once, or Fully-neural Dependency Parsing

Jan Chorowski, Micha{\l} Zapotoczny, Pawe{\l} Rychlikowski

arxiv:1609.03441 v2 · 2016-09-12 · cs.CL

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6UMNJQSAMNLRAFQUXPEPKWI3PR}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T00:43:02.270984Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f518d4c2406357101614bbc8f5591b7c41a4dd67ed24d20e58c612cf088cb9cd

Aliases

arxiv: 1609.03441 · arxiv_version: 1609.03441v2 · doi: 10.48550/arxiv.1609.03441 · pith_short_12: 6UMNJQSAMNLR · pith_short_16: 6UMNJQSAMNLRAFQU · pith_short_8: 6UMNJQSA

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/6UMNJQSAMNLRAFQUXPEPKWI3PR \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: f518d4c2406357101614bbc8f5591b7c41a4dd67ed24d20e58c612cf088cb9cd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "91a7cfc1c1f34a7e3b846264fbec4db056b6f3a465916aba62e0f3f0a52ecb84",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2016-09-12T15:16:43Z",
    "title_canon_sha256": "637c4e263ac0a3d85ee594935b0bf9da1c8a03e96d8eae5ee572bcfbe51f9b69"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.03441",
    "kind": "arxiv",
    "version": 2
  }
}